function ***
mathematical function
single-valued function
map ***
mapping

He came up with the idea of a mathematical function.

Any number of other mathematical functions may also be used.

As we know, mathematical functions can have only one output.

The language was very rich in mathematical functions, especially those useful to the insurance industry.

It is a single mathematical function used to express consumer spending.

Some mathematical function that will give me nearly perfect randomness.

A mathematical function whose values are a physical potential.

It's true: Singers are like mathematical functions that expect to be paid!

The data is then analyzed and transformed into multiple mathematical functions.

The internal details of these definitions have nothing to do with their actual mathematical function.